This report presents findings on serious injury, due to land transport accidents in 2008-09. There is a focus on road vehicle traffic crashes which accounted for nearly two-thirds of all serious injury. Land transport accidents accounted for 0.7% of all hospitalisations and 9.8% of all hospitalisations due to injury in Australia during 2008-09. For traffic (on-road) accidents, 47.1% of those seriously injured were car occupants, 24.0% were motorcyclists and 15.4% were pedal cyclists.